freebsd-dev/usr.bin/tar/bsdtar_platform.h
2004-05-02 22:58:18 +00:00

103 lines
3.4 KiB
C

/*-
* Copyright (c) 2003-2004 Tim Kientzle
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer
* in this position and unchanged.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
/*
* This header is the first thing included in any of the bsdtar
* source files. As far as possible, platform-specific issues should
* be dealt with here and not within individual source files.
*/
#ifndef BSDTAR_PLATFORM_H_INCLUDED
#define BSDTAR_PLATFORM_H_INCLUDED
/* FreeBSD-specific definitions. */
#ifdef __FreeBSD__
#include <sys/cdefs.h> /* For __FBSDID */
#include <paths.h> /* For _PATH_DEFTAPE */
#define HAVE_CHFLAGS 1
#define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtimespec.tv_nsec
#if __FreeBSD__ > 4
#define HAVE_GETOPT_LONG 1
#define HAVE_POSIX_ACL 1
#endif
/*
* We need to be able to display a filesize using printf(). The type
* and format string here must be compatible with one another and
* large enough for any file.
*/
#include <inttypes.h> /* for uintmax_t, if it exists */
#ifdef UINTMAX_MAX
#define BSDTAR_FILESIZE_TYPE uintmax_t
#define BSDTAR_FILESIZE_PRINTF "%ju"
#else
#define BSDTAR_FILESIZE_TYPE unsigned long long
#define BSDTAR_FILESIZE_PRINTF "%llu"
#endif
#endif /* __FreeBSD__ */
/* No non-FreeBSD platform will have __FBSDID, so just define it here. */
#ifndef __FreeBSD__
#define __FBSDID(a) /* null */
#endif
/* Linux */
#ifdef LINUX
#define _FILE_OFFSET_BITS 64 /* For a 64-bit off_t */
#include <stdint.h> /* for uintmax_t */
#define BSDTAR_FILESIZE_TYPE uintmax_t
#define BSDTAR_FILESIZE_PRINTF "%ju"
/* XXX get fnmatch GNU extensions (FNM_LEADING_DIR)
* (should probably use AC_FUNC_FNMATCH_GNU once using autoconf...) */
#define _GNU_SOURCE
#define _PATH_DEFTAPE "/dev/st0"
#define HAVE_GETOPT_LONG 1
#ifdef HAVE_STRUCT_STAT_TIMESPEC
/* Fetch the nanosecond portion of the timestamp from a struct stat pointer. */
#define ARCHIVE_STAT_MTIME_NANOS(pstat) (pstat)->st_mtim.tv_nsec
#else
/* High-res timestamps aren't available, so just use stubs here. */
#define ARCHIVE_STAT_MTIME_NANOS(pstat) 0
#endif
#endif
/*
* XXX TODO: Use autoconf to handle non-FreeBSD platforms.
*
* #if !defined(__FreeBSD__)
* #include "config.h"
* #endif
*/
#endif /* !ARCHIVE_H_INCLUDED */